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ARM Cortex M3 Core ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Mounting Style	Package / Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
ARM Microcontrollers - MCU 32BIT Cortex M3 USB CAN 11 TMRS 3 ADCS STM32F103RDT6TR STMicroelectronics 1: $11.50 25In Stock 1,000On Order	Mfr. Part # STM32F103RDT6TR Mouser Part # 511-STM32F103RDT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 USB CAN 11 TMRS 3 ADCS Learn More about STMicroelectronics stm32f1	Datasheet	25In Stock 1,000On Order	Cut Tape $11.50 $8.95 $8.26 $7.62 View Reel $6.67 $7.27 $6.77 $6.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F103RD	SMD/SMT	LQFP-64	ARM Cortex M3	384 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE STM32F103RET6TR STMicroelectronics 1: $12.67 9In Stock 2,000On Order	Mfr. Part # STM32F103RET6TR Mouser Part # 511-STM32F103RET6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	9In Stock 2,000On Order	Cut Tape $12.67 $10.00 $9.54 $8.28 View Reel $7.26 $7.91 $7.42 $7.26 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F103RE	SMD/SMT	LQFP-64	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103RFT6 STMicroelectronics 1: $14.67 19In Stock 1,920Expected 7/12/2027	Mfr. Part # STM32F103RFT6 Mouser Part # 511-STM32F103RFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	19In Stock 1,920Expected 7/12/2027	$14.67 $11.52 $9.81 $9.20 View $9.13 $9.12	Min.: 1 Mult.: 1	STM32F103RF	SMD/SMT	LQFP-64	ARM Cortex M3	768 kB	32 bit	12 bit	72 MHz	112 I/O	80 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 36 PIN 32KB STM32F103T6U6A STMicroelectronics 1: $7.79 42In Stock 2,940Expected 9/6/2027	Mfr. Part # STM32F103T6U6A Mouser Part # 511-STM32F103T6U6A	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 36 PIN 32KB Learn More about STMicroelectronics stm32f1	Datasheet	42In Stock 2,940Expected 9/6/2027	$7.79 $5.72 $5.33 $4.69 View $4.45 $3.99 $3.82 $3.71	Min.: 1 Mult.: 1	STM32F103T6	SMD/SMT	UFQFPN-36	ARM Cortex M3	32 kB	32 bit	12 bit	72 MHz	26 I/O	10 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM STM32F103TBU6 STMicroelectronics 1: $7.65 5In Stock 5,880Expected 3/9/2027	Mfr. Part # STM32F103TBU6 Mouser Part # 511-STM32F103TBU6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	5In Stock 5,880Expected 3/9/2027	$7.65 $6.40 $5.64 $5.41 View $5.02 $4.89	Min.: 1 Mult.: 1	STM32F103TB	SMD/SMT	VFQFPN-36	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	26 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m STM32F103TBU6TR STMicroelectronics 1: $8.86 33In Stock 6,000On Order	Mfr. Part # STM32F103TBU6TR Mouser Part # 511-STM32F103TBU6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m Learn More about STMicroelectronics stm32f1	Datasheet	33In Stock 6,000On Order On Order Ship Dates Mfr. #: STM32F103TBU6TR Stock: 33 Can Ship Immediately On Order: 3,000 Expected 2/2/2027 3,000 Expected 3/9/2027 Factory Lead-Time: 40 Weeks	Cut Tape $8.86 $6.79 $6.20 $5.62 View Reel $4.74 $5.44 $5.01 $4.74 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	STM32F103TB	SMD/SMT	VFQFPN-36	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	26 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC STM32F103V8T6 STMicroelectronics 1: $9.52 26In Stock 540Expected 3/11/2027	Mfr. Part # STM32F103V8T6 Mouser Part # 511-STM32F103V8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	26In Stock 540Expected 3/11/2027	$9.52 $7.14 $6.81 $5.82 View $5.51 $5.37	Min.: 1 Mult.: 1	STM32F103V8	SMD/SMT	LQFP-100	ARM Cortex M3	64 kB	32 bit	12 bit	72 MHz	100 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103VFT6 STMicroelectronics 1: $15.19 17In Stock 1,080Expected 4/12/2027	Mfr. Part # STM32F103VFT6 Mouser Part # 511-STM32F103VFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 1,080Expected 4/12/2027	$15.19 $11.59 $10.72 $10.24 $9.54	Min.: 1 Mult.: 1	STM32F103VF	SMD/SMT	LQFP-100	ARM Cortex M3	768 kB	32 bit	12 bit	72 MHz	112 I/O	96 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 768kb PL STM32F103VFT6TR STMicroelectronics 1: $15.00 54In Stock 2,000Expected 1/20/2027	Mfr. Part # STM32F103VFT6TR Mouser Part # 511-STM32F103VFT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 768kb PL Learn More about STMicroelectronics stm32f1	Datasheet	54In Stock 2,000Expected 1/20/2027	Cut Tape $15.00 $12.10 $10.90 $10.18 $9.51 Reel $9.30 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F103VF	SMD/SMT	LQFP-100	ARM Cortex M3	768 kB	32 bit	12 bit	72 MHz	80 I/O	96 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Perform ARM 32Bit 768kB Flash 100-Pin STM32F103VFT7 STMicroelectronics 1: $16.02 311In Stock	Mfr. Part # STM32F103VFT7 Mouser Part # 511-STM32F103VFT7	STMicroelectronics	ARM Microcontrollers - MCU Perform ARM 32Bit 768kB Flash 100-Pin Learn More about STMicroelectronics stm32f1	Datasheet	311In Stock	$16.02 $11.83 $10.93 $10.19 View $9.67 Quote	Min.: 1 Mult.: 1	STM32F103VF	SMD/SMT	LQFP-100	ARM Cortex M3	768 kB	32 bit	12 bit	72 MHz	80 I/O	96 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto STM32F103VGT6TR STMicroelectronics 1: $14.47 16In Stock 1,000Expected 5/31/2027	Mfr. Part # STM32F103VGT6TR Mouser Part # 511-STM32F103VGT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto Learn More about STMicroelectronics stm32f1	Datasheet	16In Stock 1,000Expected 5/31/2027	Cut Tape $14.47 $13.20 $11.56 $11.13 $10.41 Reel $10.18	Min.: 1 Mult.: 1 : 1,000	STM32F103VG	SMD/SMT	LQFP-144	ARM Cortex M3	1 MB	32 bit	12 bit	72 MHz	112 I/O	96 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash STM32F103ZCT7 STMicroelectronics 1: $13.83 26In Stock 360Expected 10/29/2026	Mfr. Part # STM32F103ZCT7 Mouser Part # 511-STM32F103ZCT7	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	26In Stock 360Expected 10/29/2026	$13.83 $10.85 $9.65 $9.08 $9.02	Min.: 1 Mult.: 1	STM32F103ZC	SMD/SMT	LQFP-144	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	112 I/O	64 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m STM32F103ZCT7TR STMicroelectronics 1: $13.56 59In Stock 500On Order	Mfr. Part # STM32F103ZCT7TR Mouser Part # 511-STM32F103ZCT7TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m Learn More about STMicroelectronics stm32f1	Datasheet	59In Stock 500On Order	Cut Tape $13.56 $10.64 $9.47 $9.11 $9.02 Reel $8.49 MouseReel Available	Min.: 1 Mult.: 1 : 500	STM32F103ZC	SMD/SMT	LQFP-144	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	112 I/O	64 kB	2 V	3.6 V	- 40 C	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE STM32F103ZET6 STMicroelectronics 1: $17.18 17In Stock 4,680On Order	Mfr. Part # STM32F103ZET6 Mouser Part # 511-STM32F103ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 4,680On Order	$17.18 $13.56 $11.56 $10.89 View $10.69 $10.25	Min.: 1 Mult.: 1	STM32F103ZE	SMD/SMT	LQFP-144	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	112 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 High-density STM32F103ZET6TR STMicroelectronics 1: $15.36 17In Stock 500Expected 9/20/2027	Mfr. Part # STM32F103ZET6TR Mouser Part # 511-STM32F103ZET6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 High-density Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 500Expected 9/20/2027	Cut Tape $15.36 $12.06 $10.99 $10.33 $10.13 Reel $9.61 MouseReel Available	Min.: 1 Mult.: 1 : 500	STM32F103ZE	SMD/SMT	LQFP-144	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	112 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103ZFT6 STMicroelectronics 1: $14.78 2In Stock	Mfr. Part # STM32F103ZFT6 Mouser Part # 511-STM32F103ZFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	2In Stock	$14.78 $11.32 $10.52 $10.05 $9.62	Min.: 1 Mult.: 1	STM32F103ZF	SMD/SMT	LQFP-144	ARM Cortex M3	768 kB	32 bit	12 bit	72 MHz	112 I/O	96 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash STM32F103ZGH6 STMicroelectronics 1: $17.03 14In Stock 1,104Expected 11/5/2026	Mfr. Part # STM32F103ZGH6 Mouser Part # 511-STM32F103ZGH6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash Learn More about STMicroelectronics stm32f1	Datasheet	14In Stock 1,104Expected 11/5/2026	$17.03 $13.71 $12.63 $11.37 View $11.15 $10.93 Quote	Min.: 1 Mult.: 1	STM32F103ZG	SMD/SMT	BGA-144	ARM Cortex M3	1 MB	32 bit	12 bit	72 MHz	112 I/O	96 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 64 Kbytes of Flash 72 MHz CPU, CAN, STM32F105R8T6TR STMicroelectronics 1: $9.05 222In Stock 1,000On Order	Mfr. Part # STM32F105R8T6TR Mouser Part # 511-STM32F105R8T6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 64 Kbytes of Flash 72 MHz CPU, CAN, Learn More about STMicroelectronics stm32f1	Datasheet	222In Stock 1,000On Order	Cut Tape $9.05 $8.26 $6.34 $5.91 View Reel $4.63 $5.73 $5.05 $4.63 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F105R8	SMD/SMT	LQFP-64	ARM Cortex M3	64 kB	32 bit	12 bit	72 MHz	51 I/O	96 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity STM32F105RCT6TR STMicroelectronics 1: $10.05 27In Stock	Mfr. Part # STM32F105RCT6TR Mouser Part # 511-STM32F105RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity Learn More about STMicroelectronics stm32f1	Datasheet	27In Stock	Cut Tape $10.05 $7.81 $6.91 $6.63 View Reel $6.01 $6.53 $6.16 $6.01 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F105RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105V8T6 STMicroelectronics 1: $9.27 7In Stock 540Expected 6/21/2027	Mfr. Part # STM32F105V8T6 Mouser Part # 511-STM32F105V8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	7In Stock 540Expected 6/21/2027	$9.27 $7.04 $6.41 $5.81 View $5.66 $5.37	Min.: 1 Mult.: 1	STM32F105V8	SMD/SMT	LQFP-100	ARM Cortex M3	64 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105VBT6 STMicroelectronics 1: $10.35 166In Stock 540Expected 6/14/2027	Mfr. Part # STM32F105VBT6 Mouser Part # 511-STM32F105VBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	166In Stock 540Expected 6/14/2027	$10.35 $8.02 $7.42 $6.64 View $6.38 $6.03 $5.73 Quote	Min.: 1 Mult.: 1	STM32F105VB	SMD/SMT	LQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Connective ARM 32Bit 256kB Flash USB OTG STM32F105VCT6TR STMicroelectronics 1: $10.85 24In Stock 1,000Expected 1/25/2027	Mfr. Part # STM32F105VCT6TR Mouser Part # 511-STM32F105VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Connective ARM 32Bit 256kB Flash USB OTG Learn More about STMicroelectronics stm32f105	Datasheet	24In Stock 1,000Expected 1/25/2027	Cut Tape $10.85 $8.59 $7.99 $7.32 View Reel $6.27 $7.15 $6.58 $6.27 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F105VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line STM32F105VCT7 STMicroelectronics 1: $11.85 5In Stock 540Expected 10/25/2027	Mfr. Part # STM32F105VCT7 Mouser Part # 511-STM32F105VCT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line Learn More about STMicroelectronics stm32f105	Datasheet	5In Stock 540Expected 10/25/2027	$11.85 $8.64 $7.77 $6.88 $6.78	Min.: 1 Mult.: 1	STM32F105VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM STM32F107RCT6TR STMicroelectronics 1: $11.74 24In Stock 4,000On Order	Mfr. Part # STM32F107RCT6TR Mouser Part # 511-STM32F107RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM Learn More about STMicroelectronics STM32F107	Datasheet	24In Stock 4,000On Order	Cut Tape $11.74 $9.14 $8.45 $7.66 View Reel $6.82 $7.47 $7.00 $6.82 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F107RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F107VCT6 STMicroelectronics 1: $13.44 11,880On Order	Mfr. Part # STM32F107VCT6 Mouser Part # 511-STM32F107VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics STM32F107	Datasheet	11,880On Order On Order Ship Dates Mfr. #: STM32F107VCT6 Stock: 0 On Order: 3,240 Expected 7/19/2027 8,640 Expected 8/23/2027 Factory Lead-Time: 52 Weeks	$13.44 $10.52 $8.28 $7.88 $7.87	Min.: 1 Mult.: 1	STM32F107VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray